Identify the effects of lead poisoning

Answer:

Pain areas: in the abdomen or joints

Gastrointestinal: constipation, nausea, or vomiting

Developmental: learning disability or slow growth

Whole body: fatigue or loss of appetite

Behavioral: hyperactivity or irritability

Also common: baby colic, headache, insomnia, or memory loss

PLEASE HELP IM ON A TIMER!!!!!!!!!!!!!!!!!!!!!!!!!
Science, middle school

Julia made the following table to compare prokaryotic and eukaryotic cells. Structure Prokaryotic cell Eukaryotic cells Cell wall is present Yes Sometimes Flagellum for movement Yes No X is present Yes Yes Which of the following would best replace X? Cell membrane Mitochondria Nucleus Vacuole

a monosaccharide is a ?

only red tulips result from the cross between pure red and pure white tulips. Which statement is true?

They help identify harmful pathogens within the body so they can be destroyed
1)Lymph nodes
2)Lymph vessels
3)Lymph immune vessels
4)Lymph

A ____ cell has half the chromosomes of a ____
cell. (related to meiosis)

Which of the following subatomic particles contribute almost no weight to an atom​

How is seawater intrusion a negative impact on the ecosystem?
A. It can cause land subsidence
B. Depletes the surface of freshwater
C. Compromises groundwater
D. Plants need seawater to survive

2. Mature nerve cells no longer divide, so they do not replicate their DNA. A cell biologist found that
there was X amount of DNA in a human nerve cell. She then measured the amount of DNA in four
other types of human cells. The results are recorded in the table below. Complete the chart by
filling in the type of cell from these choices: a sperm cell, a bone marrow cell just beginning
interphase of the cell cycle, a skin cell in the S phase of the cell cycle, or an intestinal cell beginning
mitosis and why.
Cell A 2.0x
Cell B 1.6x
Cell C 0.5X
Cell D X

Which statement is true about a scientific theory?
a Theories are based entirely on logic, and creativity plays no role in their development.
b Theories are set in stone and cannot be changed.
c Theories cannot be discarded because they are based on sound science.
d Theories can be revised as new knowledge expands our understanding.

4. A white flowered plant is crossed with a plant that is heterozygous
for the trait.
Probabilities
Punnett Square
Genotypes
(%)
Phenotypes
Parents
-
96 PF
96 PE
% Purple
& white

Many dietary supplements contain digestive enzymes the manufacturers claim are necessary to digest food properly. What will happen to these enzymes in the stomach? (Hint: Enzymes are proteins.) Will the enzymes continue to function once they have reached the small intestine? Why or why not?

If you consume excess calories and do not exercise, those calories are stored as _____ in your body.

In 3-5 sentences, explain the difference in good and bad atmospheric ozone and how each is distributed in Earth's atmosphere.

(Giving 39 points and don't mind if this is in the wrong subject because this is Earth Science. And will give Brainliest!)

why is medical care important in animal husbandry ?

In red snapdragons, the combined expression of both alleles for flower color produces a new phenotype that is orange. This illustrates incomplete dominance. What are the chances of getting an orange flower from a cross between a yellow and orange snapdragon?

10. What does the practice of clear cutting involve?
O picking out high value trees to be logged
O causing less forest damage than selective cutting
O cutting down all the trees in an area
O removing all the vegetation in an area​

Reach Up
Giraffes today all have long necks, but they were not always like that. How have giraffes
changed over time?
Giraffe Necks
Formulate a position stating that giraffes used to have shorter necks, citing existing evidence that suggests
this.

5. The air we breathe is mainly a mixture of nitrogen gas, oxygen gas, and carbon dioxide. What would
the total pressure when the partial pressure of oxygen gas is 0.21 atm, the partial pressure of carbon
dioxide gas is 0.01 atm, and the partial pressure of nitrogen gas is 0.78 atm.

Place the levels of classification in order from largest (most organisms) first (1) to smallest (only one organism) last (8).

Question 2 options:

Phylum

Species

Kingdom

Genus

Order

Class

Family

Domain

example of chromosomes ​

can somone help me orginize this

Select the correct answer.
Which statement correctly distinguishes between alternative energy and renewable energy?
O A. All alternative energies sources produce green energy, but not all renewable energy sources.
ОВ.
All renewable energy sources produce green energy, but not all alternative energy sources.
OC. All renewable energy sources have an infinite supply, but not all alternative energy sources.
OD.
All alternative energy sources have an infinite supply, but not all renewable energy sources.

if a high tide comes in at 8:00 am what time will it come in on the following day?

What environmental change happens when the number of prey in a certain area decreases? The answer is Climate Change!!!!

Climate change
Increased predators
Pollution
Reduced space

Which of these arrangements explains the correct order of processing fibres into wool?

Rolling, Shearing, Dyeing, Scouring, Sorting, Cleaning of burrs
Scouring, Shearing, Cleaning of burrs, Rolling, Dyeing. Sorting
Shearing, Scouring ,Sorting, Cleaning of burrs, Dyeing, Rolling
Cleaning of burrs, Rolling, Dyeing, Shearing, Scouring, Sorting

. What is the name of the substance that is collected by this system ?
1)Recycled immunity
2)Lymph
3)Trash
4)Blood

The hypothesis that evolution occured slowly but steadily is called?

PLEASE HELP!!!

True or False? The "light" side of the moon is always facing Earth and the "dark" side
of the moon is always facing away.

I don’t understand this I need help

Brainstorm various types of taxis that can be observed in animals. Describe two that have not been previously mentioned and indicate if they are positive or negative.